<template>
    <div>
        <!-- 面包屑导航栏 -->
        <el-breadcrumb separator-class="el-icon-arrow-right">
            <el-breadcrumb-item :to="{ path: '/' }">首页</el-breadcrumb-item>
            <el-breadcrumb-item>商品管理</el-breadcrumb-item>
            <el-breadcrumb-item>商品列表</el-breadcrumb-item>
        </el-breadcrumb>
        <!-- 卡片视图区域 -->
        <el-card>
            <el-row :gutter="20">
                <el-col :span="8">
                    <el-input placeholder="请输入内容" clearable v-model="queryInfo.query" @blur="getGoodsList" @clear="getGoodsList">
                        <el-button slot="append" icon="el-icon-search" @click="getGoodsList"></el-button>
                    </el-input>
                </el-col>
                <el-col :span="4">
                    <el-button type="primary" @click="goAddGoods">添加商品</el-button>
                </el-col>
            </el-row>
            <!-- 动态渲染商品列表 -->
            <el-table :data="goodsList" border stripe>
                <el-table-column type="index"></el-table-column>
                <el-table-column label="商品名称" prop="goods_name"></el-table-column>
                <el-table-column label="商品价格(元)" prop="goods_price" width="95px"></el-table-column>
                <el-table-column label="商品重量" prop="goods_weight" width="70px"></el-table-column>
                <el-table-column label="创建时间" prop="add_time" width="160px">
                    <template slot-scope="scope">
                        {{scope.row.add_time | formatDate}}
                    </template>
                </el-table-column>
                <el-table-column label="操作" width="130px">
                    <template slot-scope="scope">
                        <el-button type="primary" icon="el-icon-edit" size="mini"></el-button>
                        <el-button type="danger" icon="el-icon-delete" size="mini" @click="removeGood(scope.row.goods_id)"></el-button>
                    </template>
                </el-table-column>
            </el-table>
            <!-- 分页区域 -->
            <el-pagination @size-change="handleSizeChange" @current-change="handleCurrentChange" :current-page="queryInfo.pagenum" :page-sizes="[1, 3, 5, 10]" :page-size="queryInfo.pagesize" layout="total, sizes, prev, pager, next, jumper" :total="total"></el-pagination>
        </el-card>
    </div>
</template>
<script>
import { log } from 'util';
export default {
    data(){
        return {
            queryInfo:{
                query: '',
                pagenum: 1,
                pagesize: 10
            },
            total: 0,
            goodsList: [],
        }
    },
    created(){
        this.getGoodsList();
    },
    methods: {
        async getGoodsList(){
            const {data : res} = await this.$http.get('goods',{params:this.queryInfo});
            if(res.meta.status != 200) return this.$message.error('获取商品列表失败');
            this.goodsList = res.data.goods;
            this.total = res.data.total;
            // console.log(this.goodsList);
        },
        handleSizeChange(pagesize){
            // console.log(pagesize)
            this.queryInfo.pagesize = pagesize;
            this.getGoodsList();
        },
        handleCurrentChange(pagenum){
            // console.log(pagenum);
            this.queryInfo.pagenum = pagenum;
            this.getGoodsList();
        },
        async removeGood(id){
            const confirmResult = await this.$confirm('此操作将永久删除该商品, 是否继续?', '提示', {
                confirmButtonText: '确定',
                cancelButtonText: '取消',
                type: 'warning'
            }).catch(err => err);
            // console.log(confirmResult)
            if(confirmResult != 'confirm') return this.$message.info('已取消删除');
            const {data : res} = await this.$http.delete(`goods/${id}`);
            if(res.meta.status != 200) return this.$message.error('删除失败');
            this.$message.success('删除成功');
            this.getGoodsList();
        },
        //通过编程式导航跳转到商品路由页面
        goAddGoods(){
            this.$router.push('goods/add');
            console.log(this.$router);
            // this.$router.go(-1);
        }
    }

}
</script>
<style lang="less" scoped>
    .el-pagination {
        margin: 15px 0;
    }
</style>